Granted Patent
Utility
US 4,483,362 · App. 06/373,513
Device for supplying movable users with a pressure fluid
Inventor:
Rolf Luginbuhl
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: Apr 30, 1982
Inventor
Rolf Luginbuhl
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.